Remove 'America' (A) from 'USA' :-)

This to make the country code consistent with mkiocccentry (and I guess international standard country codes). This affects many README.md files and (for one line) winners.csv.
2023-04-22 04:21:38 -07:00
1 parent 467ff85753
commit 66231b2150
@@ -3,7 +3,7 @@
    Daniel Vik
    926 Genter Street
    La Jolla Ca 92037
-    USA
+    US
    daniel@vik.cc

 ## To build: